Q37 of 60 Page 33

Intake of small quantity of methanol can be lethal. Comment.

If methanol is taken in large quantities, it gets converted into methanal or formaldehyde. This substance coagulates the cells of the body and blocks the optic nerve thus causing blindness. It is toxic and cancer-causing too. It is naturally present in small quantities in fruits and in human body.


More from this chapter

All 60 →
35

Name the functional groups present in the following compounds:

(a) CH3CO CH2CH2CH2CH3


(b) CH3CH2CH2 COOH


(c) CH3CH2CH2CH2CHO


(d) CH3CH2OH

 36

How is ethene prepared from ethanol? Give the reaction involved in it.

 38

A gas is evolved when ethanol reacts with sodium. Name the gas evolved and also write the balanced chemical equation of the reaction involved.

 39

Ethene is formed when ethanol at 443 K is heated with excess of concentrated sulphuric acid. What is the role of sulphuric acid in this reaction? Write the balanced chemical equation of this reaction.